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Re: [Ntp] Antw: [EXT] Re: Timescales

Warner Losh <imp@bsdimp.com> Wed, 09 December 2020 19:51 UTC

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References: <mlichvar@redhat.com> <20201209142205.GD2352378@localhost> <20201209190210.2408740605C@ip-64-139-1-69.sjc.megapath.net>
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From: Warner Losh <imp@bsdimp.com>
Date: Wed, 09 Dec 2020 12:50:51 -0700
Message-ID: <CANCZdfoXHj3hWE=7ckbJnoT8jUF_cfcRE5Y=SXAa6OtJAVnynA@mail.gmail.com>
To: Hal Murray <hmurray@megapathdsl.net>
Cc: Miroslav Lichvar <mlichvar@redhat.com>, NTP WG <ntp@ietf.org>
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Subject: Re: [Ntp] Antw: [EXT] Re: Timescales
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On Wed, Dec 9, 2020 at 12:02 PM Hal Murray <hmurray@megapathdsl.net> wrote:

>
> mlichvar@redhat.com said:
> > Most computers work primarily in UTC.
>
> Most computers work on POSIX pseudo UTC time.
> (which is why we have this leap-second mess)
>

Yes. Most applications want UTC because it's close enough to legal time.
Most programmers approximate it with POSIX time which is close enough most
of the time and that odd second every 18 months doesn't matter enough to
retool.

Warner


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